220763704

素因数分解:

$2^3\times 7^1\times {\mathrm{3942209}}^1$

素因数の和:3942222

約数の個数: 16

約数和(自身を含む): 473065200

約数和(自身を除く): 252301496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3942209, 7884418, 15768836, 27595463, 31537672, 55190926, 110381852, 220763704]

約数ペア:

[(1, 220763704), (2, 110381852), (4, 55190926), (7, 31537672), (8, 27595463), (14, 15768836), (28, 7884418), (56, 3942209)]